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目的了解辖区内手足口病(hand-foot-and-mouth disease,HFMD)重症病例的流行病学特征,为制定干预措施提供依据。方法对2010年所有手足口病重症病例进行流行病学个案调查,并对调查资料进行流行病学分析。结果 2010年江阴市手足口病报告发病1300例,发病率67.32/10万,重症40例,重症发生率3.08%,死亡1例,病死率为0.08%。乡镇重症病例报告病率差异有统计学意义(P<0.001)。辖区手足口病重症病例发病高峰为5～7月,年龄以5岁以下婴幼儿为主,病原以EV71感染为主。结论江阴市手足口病防控形势严峻,手足口病的发生有明显的年龄、季节和地区差异。对来自重点地区5岁以下年龄组手足口病患者应提高警惕,及早救治,加强健康教育宣传,同时加强手足口病监测工作和疾病负担调查工作。
Objective To understand the epidemiological characteristics of severe cases of hand-foot-and-mouth disease (HFMD) in the area and provide the basis for making interventions. Methods All cases of HFMD in 2010 were investigated by epidemiological investigation and epidemiological analysis was conducted on the survey data. Results The incidence of hand, foot and mouth disease in Jiangyin City in 2010 was 1300, with an incidence rate of 67.32 / 100 000, severe disease 40, severe disease incidence 3.08%, and death 1, with a case fatality rate of 0.08%. Reported incidence of severe cases of township was statistically significant (P <0.001). Area HFMD cases peak incidence of 5 to 7 months, the age of 5-year-old infants under the main pathogen EV71 infection. Conclusion Hand-foot-mouth disease prevention and control in Jiangyin City is severe, and the occurrence of hand-foot-mouth disease has obvious age, season and regional differences. Hand-foot-mouth disease patients from age group of 5 years and below in key areas should be vigilant, treatment should be rescued as soon as possible, and health education should be promoted. At the same time, monitoring of hand-foot-mouth disease and investigation of burden of disease should be strengthened.